Home / 649,244.70-895,803.84-377,150.85

Finding the Fourth Proportional to 649,244.70, 895,803.84 and 377,150.85

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Solution

The fourth proportional to 649,244.70, 895,803.84 and 377,150.85 is: 520,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,244.70 : 895,803.84 = 377,150.85 : x
  2. Step 2: Convert to fraction form
    649,244.70/895,803.84 = 377,150.85/x
  3. Step 3: Cross multiply
    649,244.70x = 895,803.84 × 377,150.85
  4. Step 4: Simplify right side
    649,244.70x = 337,853,179,689.26
  5. Step 5: Solve for x
    x = 337,853,179,689.26/649,244.70
  6. Step 6: Final answer
    x = 520,378.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.